Multiple authors or editors
General format
Author, A. A., & Author, B. B. (Year of publication). Title of book. Name of Publisher.
Citation
Böhnisch, L. & Schröer, W. (2016). Social work : A problem-oriented introduction. De Gruyter Oldenbourg.
Elkington, R., van der Steege, M., Glick-Smith, J.L., & Moss Breen, J. (2018). Exceptional leadership by design : How design in great organizations produces great leadership. Emerald Publishing Limited.
In-text citation
(Bohnisch & Schroer, 2016)
(Elkington et al., 2018).
(Bohnisch & Schroer, 2016, p. 197)
(Elkington et al., 2018, p. 23)
Note: If there are 2 authors, list both in the in-text citation. If there are 3 or more authors, list the leading author's name followed by et al.